News
- Health & Medicine
Unexplained hepatitis cases in kids offer more questions than answers
There is a lot that is unclear about the hepatitis that’s impacting several hundred children worldwide, but parents shouldn’t panic.
- Physics
Here’s why pipe organs seem to violate a rule of sound
Why reedless wind instruments’ fundamental tones are lower than expected is an 160-year-old mystery. Physicists have now solved it.
- Physics
A galactic smashup might explain galaxies without dark matter
Scientists are debating whether a trail of galaxies reveals the origins of two weird dark matter–free galaxies.
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